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53190001 = 167318503
BaseRepresentation
bin1100101011100…
…1110101110001
310201002022222001
43022321311301
5102104040001
65140014001
71214051614
oct312716561
9121068861
1053190001
112802a487
1215991301
13b034397
1470c817b
154a0a001
hex32b9d71

53190001 has 4 divisors (see below), whose sum is σ = 53508672. Its totient is φ = 52871332.

The previous prime is 53189999. The next prime is 53190037. The reversal of 53190001 is 10009135.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 53190001 - 21 = 53189999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53190091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 159085 + ... + 159418.

It is an arithmetic number, because the mean of its divisors is an integer number (13377168).

Almost surely, 253190001 is an apocalyptic number.

It is an amenable number.

53190001 is a deficient number, since it is larger than the sum of its proper divisors (318671).

53190001 is a wasteful number, since it uses less digits than its factorization.

53190001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318670.

The product of its (nonzero) digits is 135, while the sum is 19.

The square root of 53190001 is about 7293.1475372434. The cubic root of 53190001 is about 376.0769068013.

Adding to 53190001 its reverse (10009135), we get a palindrome (63199136).

The spelling of 53190001 in words is "fifty-three million, one hundred ninety thousand, one".

Divisors: 1 167 318503 53190001